| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bill Mellow | Crew | Sound | Supervising Sound Editor, Sound Effects Designer |
 H.P. Lovecraft | Crew | Writing | Writer |
Rob Neilson | Crew | Editing | Colorist |
Brad Gilmore | Crew | Production | Casting |
Kevin Belen | Crew | Sound | Sound Mixer, Sound Effects Editor, Foley Artist |
Todd Demong | Crew | Art | Storyboard Artist |
Ryan Bozajian | Crew | Crew | Visual Effects Design Consultant |
Sean Patrick O'Reilly | Crew | Directing | Director, Writer, Producer |
David Green | Crew | Sound | Sound Mixer, Sound Effects Editor |
 Tyler Nicol | Crew | Production | Associate Producer, Storyboard Artist |
Brendan Hansell | Crew | Editing | Editor |
David Edinger | Crew | Crew | Thanks |
Kelly Cole | Crew | Sound | Supervising Sound Editor, Sound Designer |
Michelle O'Reilly | Crew | Production | Producer |
Chris Trinh | Crew | Visual Effects | Animation |
Frank Poon | Crew | Visual Effects | Animation |
Mark Angly | Crew | Sound | Sound Designer |
George Streicher | Crew | Sound | Music |
Eric Kupp | Crew | Sound | Sound Editor |
Gary Yuen | Crew | Art | Art Direction |
Justin Bell | Crew | Crew | Score Engineer |
Kevin Thorpe | Crew | Visual Effects | Animation |
Thai Long Ly | Crew | Sound | ADR Recordist |
Kodee Burton | Crew | Visual Effects | Animation |
Andrew Osano | Crew | Sound | Musician |
Candy Emberley | Crew | Sound | Musician |
Rodolfo Piedras | Crew | Sound | Foley Artist |
Josh Plotner | Crew | Sound | Musician |
Martin Bastian | Crew | Visual Effects | Animation |
Kelly Cole | Crew | Sound | Sound Designer |
Christopher Bill | Crew | Sound | Musician |
Haqui Gbadamosi | Crew | Crew | CG Supervisor, Animation |
Warren Fergus | Crew | Production | Executive Producer |
Nancy Dhillon | Crew | Visual Effects | Animation |
Renzo Podesta | Crew | Writing | Writer |
Fransisco Camacho | Crew | Visual Effects | Animation |
Chris Hogstead | Crew | Lighting | Rigging Supervisor |
Chris Uminga | Crew | Art | Storyboard Artist |
Kaushik Swain | Crew | Visual Effects | Visual Effects Supervisor |
Dwight MacPherson | Crew | Writing | Writer |
Richard Heacock | Crew | Sound | Musician |
Remington Roberts | Crew | Sound | Musician |
Mac Cashman | Crew | Visual Effects | Animation |
Mitchell Ludford | Crew | Visual Effects | Animation |
Paul Websdale | Crew | Crew | Thanks |
Billy Zhao | Crew | Visual Effects | Animation |
Jim Su | Crew | Lighting | Rigging Supervisor |
Ramon Gamez-Castillo | Crew | Visual Effects | Animation |
 Christopher Plummer | Cast | Actor | Dr. West (voice) |
 Doug Bradley | Cast | Actor | The Envoy (Nyarlathotep) (voice) |
 Jane Curtin | Cast | Actress | Algid Bunk (voice) |
 Ron Perlman | Cast | Actor | Shoggoth (voice) |
 Scott McNeil | Cast | Actor | Ice Govlin 'Barry' / Govlins (voice) |
 Alison Wandzura | Cast | Actress | Mary Lovecraft (voice) |
Sean Patrick O'Reilly | Cast | Actor | Spot (voice) |
Tyler Nicol | Cast | Winfield Lovecraft (voice) | |
 Kiefer O'Reilly | Cast | Actor | Howard Lovecraft / Davik (voice) |
Summer O'Reilly | Cast | Actress | Gotha (voice) |
Michelle O'Reilly | Cast | Sarah Lovecraft (voice) | |
Harmony O'Reilly | Cast | Innes (voice) | |
Phoenix O'Reilly | Cast | Twi'i (voice) | |
| Person | Type | Job | Role(s) |
